snuckvssuckyWhich spelling fits?

Quick tell: snuck is a verb, sucky is an adjective, so they fill different roles in a sentence.

Which to use

“snuck” is a verb and “sucky” is an adjective - they look or sound alike but fill different roles in a sentence.

#20,502
“snuck” frequency rank
#46,799
“sucky” frequency rank
67301
confusion score

Side-by-Side Comparison

Feature snuck sucky
Definition simple past and past participle of sneak Being something which sucks, which is unpleasant or inferior.

Where the eye mixes snuck and sucky

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. snuck (CCVCC) and sucky (CVCCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

5 ch
snuck
5 ch
sucky

Visual trap between snuck and sucky

These two trip readers on the page rather than in the ear: snuck is /snʌk/ while sucky is /ˈsʌki/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 4 positions, and the parts of speech differ too (verb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 67301, derived from the frequency rank of both members and their visual similarity.

snuck is recorded at frequency rank #20,502, classified as averb, pronounced /snʌk/. sucky is at rank #46,799, tagged as anadj, pronounced /ˈsʌki/.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 67301, this pair ranks #63,973 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of snuck vs sucky

Shared letters: cksu. Private to "snuck": n. Private to "sucky": y.

"snuck" · 5 letters · shape CCVCC  ·  "sucky" · 5 letters · shape CVCCV

Known mistypes of this pair

  • snuck ← nsuck · sncuk · snnuck · snucck · snuckk · snukc · ssnuck · sunck
  • sucky ← scuky · ssucky · succky · suckky · suckyy · sucyk · sukcy · uscky

Frequently Asked Questions

Do "snuck" and "sucky" mean the same thing in a sentence?
No - they are not even the same part of speech. "snuck" is a verb and "sucky" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "snuck" or "sucky"?
"snuck" is the more common of the two: it sits at frequency rank #20,502 in our English list, against #46,799 for "sucky". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "snuck" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sucky" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #63,973 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "snuck" and "sucky" also get mixed up with nearby pairs, the highest-scored neighbour is "sucky vs surry". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #63,973 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list